diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
index cfbf956..b91ba15 100644
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -557,7 +557,7 @@
 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
 
 # Make sure we don't get -rdynamic in every binary. For those that need it,
-# use set_target_properties(target PROPERTIES ENABLE_EXPORTS 1)
+# use export_executable_symbols(target).
 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
 
 include(AddLLVM)
diff --git a/llvm/cmake/modules/AddLLVM.cmake b/llvm/cmake/modules/AddLLVM.cmake
index de542f5..8389793 100644
--- a/llvm/cmake/modules/AddLLVM.cmake
+++ b/llvm/cmake/modules/AddLLVM.cmake
@@ -490,6 +490,12 @@
   endif( LLVM_COMMON_DEPENDS )
 endmacro(add_llvm_executable name)
 
+function(export_executable_symbols target)
+  if (NOT MSVC) # MSVC's linker doesn't support exporting all symbols.
+    set_target_properties(${target} PROPERTIES ENABLE_EXPORTS 1)
+  endif()
+endfunction()
+
 
 set (LLVM_TOOLCHAIN_TOOLS
   llvm-ar
diff --git a/llvm/examples/ExceptionDemo/CMakeLists.txt b/llvm/examples/ExceptionDemo/CMakeLists.txt
index 9cadd94..2a7667d 100644
--- a/llvm/examples/ExceptionDemo/CMakeLists.txt
+++ b/llvm/examples/ExceptionDemo/CMakeLists.txt
@@ -15,4 +15,4 @@
   ExceptionDemo.cpp
   )
 
-set_target_properties(ExceptionDemo PROPERTIES ENABLE_EXPORTS 1)
+export_executable_symbols(ExceptionDemo)
diff --git a/llvm/tools/bugpoint/CMakeLists.txt b/llvm/tools/bugpoint/CMakeLists.txt
index d71e097..daf502e 100644
--- a/llvm/tools/bugpoint/CMakeLists.txt
+++ b/llvm/tools/bugpoint/CMakeLists.txt
@@ -31,7 +31,7 @@
   ToolRunner.cpp
   bugpoint.cpp
   )
-set_target_properties(bugpoint PROPERTIES ENABLE_EXPORTS 1)
+export_executable_symbols(bugpoint)
 
 if(WITH_POLLY AND LINK_POLLY_INTO_TOOLS)
   target_link_libraries(bugpoint Polly)
diff --git a/llvm/tools/llc/CMakeLists.txt b/llvm/tools/llc/CMakeLists.txt
index 484ff40..dcbcf9d 100644
--- a/llvm/tools/llc/CMakeLists.txt
+++ b/llvm/tools/llc/CMakeLists.txt
@@ -17,4 +17,4 @@
 add_llvm_tool(llc
   llc.cpp
   )
-set_target_properties(llc PROPERTIES ENABLE_EXPORTS 1)
+export_executable_symbols(llc)
diff --git a/llvm/tools/lli/CMakeLists.txt b/llvm/tools/lli/CMakeLists.txt
index 463c853..aad8367 100644
--- a/llvm/tools/lli/CMakeLists.txt
+++ b/llvm/tools/lli/CMakeLists.txt
@@ -39,4 +39,4 @@
   RemoteTarget.cpp
   RemoteTargetExternal.cpp
   )
-set_target_properties(lli PROPERTIES ENABLE_EXPORTS 1)
+export_executable_symbols(llvm-stress)
diff --git a/llvm/tools/llvm-stress/CMakeLists.txt b/llvm/tools/llvm-stress/CMakeLists.txt
index 106ced1..d5c10e1 100644
--- a/llvm/tools/llvm-stress/CMakeLists.txt
+++ b/llvm/tools/llvm-stress/CMakeLists.txt
@@ -7,4 +7,4 @@
 add_llvm_tool(llvm-stress
   llvm-stress.cpp
   )
-set_target_properties(llvm-stress PROPERTIES ENABLE_EXPORTS 1)
+export_executable_symbols(llvm-stress)
diff --git a/llvm/tools/opt/CMakeLists.txt b/llvm/tools/opt/CMakeLists.txt
index 12dc4f0..5f82522 100644
--- a/llvm/tools/opt/CMakeLists.txt
+++ b/llvm/tools/opt/CMakeLists.txt
@@ -31,7 +31,7 @@
   PrintSCC.cpp
   opt.cpp
   )
-set_target_properties(opt PROPERTIES ENABLE_EXPORTS 1)
+export_executable_symbols(opt)
 
 if(WITH_POLLY AND LINK_POLLY_INTO_TOOLS)
   target_link_libraries(opt Polly)